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-rw-r--r--src/mame/machine/isbc_208.h53
1 files changed, 53 insertions, 0 deletions
diff --git a/src/mame/machine/isbc_208.h b/src/mame/machine/isbc_208.h
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index 00000000000..43c08b9b98d
--- /dev/null
+++ b/src/mame/machine/isbc_208.h
@@ -0,0 +1,53 @@
+// license:BSD-3-Clause
+// copyright-holders:Carl
+
+#ifndef ISBC_208_H_
+#define ISBC_208_H_
+
+#include "emu.h"
+#include "formats/pc_dsk.h"
+#include "machine/upd765.h"
+#include "machine/am9517a.h"
+
+class isbc_208_device : public device_t
+{
+public:
+ isbc_208_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+ virtual machine_config_constructor device_mconfig_additions() const override;
+ DECLARE_ADDRESS_MAP(map, 8);
+ DECLARE_READ8_MEMBER(stat_r);
+ DECLARE_WRITE8_MEMBER(aux_w);
+ DECLARE_WRITE_LINE_MEMBER(out_eop_w);
+ DECLARE_WRITE_LINE_MEMBER(hreq_w);
+ DECLARE_READ8_MEMBER(dma_read_byte);
+ DECLARE_WRITE8_MEMBER(dma_write_byte);
+ DECLARE_WRITE_LINE_MEMBER(irq_w);
+ DECLARE_FLOPPY_FORMATS( floppy_formats );
+
+ template<class _Object> static devcb_base &static_set_irq_callback(device_t &device, _Object object) { return downcast<isbc_208_device &>(device).m_out_irq_func.set_callback(object); }
+ static void static_set_maincpu_tag(device_t &device, const char *maincpu_tag) { downcast<isbc_208_device &>(device).m_maincpu_tag = maincpu_tag; }
+
+protected:
+ virtual void device_start() override;
+ virtual void device_reset() override;
+
+private:
+ required_device<am9517a_device> m_dmac;
+ required_device<i8272a_device> m_fdc;
+
+ devcb_write_line m_out_irq_func;
+ u8 m_aux;
+ u16 m_seg;
+ const char *m_maincpu_tag;
+ address_space *m_maincpu_mem;
+};
+#define MCFG_ISBC_208_MAINCPU(_maincpu_tag) \
+ isbc_208_device::static_set_maincpu_tag(*device, _maincpu_tag);
+
+#define MCFG_ISBC_208_IRQ(_irq_line) \
+ devcb = &isbc_208_device::static_set_irq_callback(*device, DEVCB_##_irq_line);
+
+extern const device_type ISBC_208;
+
+#endif /* ISBC_208_H_ */